Number 64 is an integer that follows 63 and precedes 65. It is an even number, meaning it is divisible by 2 without a remainder. In mathematics, 64 is notable for being a perfect square, as it can be expressed as 8 multiplied by itself (8 x 8). It is also a power of two, specifically 2 raised to the sixth power (2^6). In various contexts, number 64 has significance. For example, in the game of chess, there are 64 squares on a standard chessboard. Additionally, in the realm of computing, 64-bit architecture allows for more memory and processing power compared to 32-bit systems.